@charset "UTF-8";
.header {
    position: unset;
    background-color: #ccc;
}

.main {
    width: 1200px;
    margin: 0 auto;
    background-color: #fff;
}

h1 {
    text-align: center;
    margin-top: 70px;
}

.lss,
.hss {
    height: 250px;
    margin-top: 50px;
}

.lss img,
.hss img {
    width: 300px;
    height: 220px;
    float: left;
}

.lss p,
.hss p {
    padding: 20px 40px;
    width: 70%;
    float: left;
    line-height: 40px;
    box-sizing: border-box;
}